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Mr-DooSun/README.md
Typing SVG

I build backends that serve both humans and AI agents.


About Me

Design systems where a single piece of business logic is exposed as a REST API, background job, admin view, and AI agent tool — all at once.

  • 5+ years Python backend · 7 companies — startup founding to team leading
  • Creator of FastAPI Agent Blueprint — open-source AI agent backend platform
  • Currently designing AI education platform backend & Multi-Agent systems

Gmail


Currently

🔭 Working on — AI education platform backend & Multi-Agent system architecture
🧩 Interested in — Agent-collaborative codebase design, Harness Engineering, workflow automation
🎯 Goal — Backend architecture where humans and AI agents share the same business logic


Featured Project


Tech Stack

Core — What I work with most deeply

Python FastAPI PostgreSQL Docker

AI / Agent

OpenAI PydanticAI LangGraph AWS Bedrock

Also Experienced With

Backend & AI
Flask SQLAlchemy Pydantic LangChain Langfuse

Database & Storage
MySQL MariaDB DynamoDB S3 MinIO

Infra & Messaging
AWS GCP Nginx Serverless Celery Taskiq RabbitMQ SQS

Tools
Git Alembic pre--commit


GitHub Activity

GitHub Streak

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  1. fastapi-agent-blueprint fastapi-agent-blueprint Public template

    FastAPI DDD template, built for AI agent backends — zero-boilerplate CRUD, auto domain discovery, vector search infrastructure. 3 interface types + 14+ AI skills for Claude Code & Codex CLI. MCP + …

    Python 17 2